Linear Inequalities in One or Two Variables

SAT Math· difficulty 4/5

A truck has 1500-lb capacity. Box A: 30 lb, Box B: 50 lb. Constraint for aa A-boxes and bb B-boxes:

  • A

    30a+50b150030a + 50b \ge 1500

  • B

    a+b1500a + b \le 1500

  • C

    30a+50b150030a + 50b \le 1500

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  • D

    50a+30b150050a + 30b \le 1500

Explanation

Weight must not exceed capacity.

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